CN204734431U - Vacuum cleaner - Google Patents

Abstract

The utility model provides a vacuum cleaner, vacuum cleaner includes: the organism, the bottom of organism has the portion of holding, be suitable for the rag support of installation rag, the rag support movably between the primary importance and the second place establish on the organism, and the rag support lies in the portion of holding and rag and lies in bottom of the body with the cleaning work face when the primary importance, and rag support rag support when the second place lies in the outside and rotation angle on schedule upwards of organism, the wind spring, the device also comprises a controlle. According to the utility model discloses a vacuum cleaner switches between the primary importance and the second place through making the rag support, can make the rag on the rag support remove in the portion of holding and between outside the portion of holding. When the rag support was located the second place, the rag support can upwards rotate predetermined angle, and then can make the rag raise predetermined angle to convenience of customers takes or changes the rag, and then has improved vacuum cleaner's performance, has satisfied user's user demand. (Pbpnum='1' /)

Description

Dust catcher

Technical field

The utility model relates to cleaning applications, especially relates to a kind of dust catcher.

Background technology

The clean robot of the existing market rag that mops floor is changed pretty troublesome, and user must robot base turn-over, and drain pan upward, could be changed the cloths for cleaning of robot base, use inconvenience.In addition, in cleaning course, rag likely can be tied a knot or is involved in robot base, and reliability is not high.

Utility model content

The utility model is intended at least to solve one of technical problem existed in prior art.

For this reason, an object of the present utility model is to propose a kind of dust catcher, and described dust catcher has the advantage be user-friendly to.

According to dust catcher of the present utility model, comprising: body, the bottom of described body has accommodation section; Be suitable for the rag support installing rag, described rag support is located on described body between the first position and the second position movably, described rag support is positioned at described accommodation section when primary importance and described rag is positioned at described organism bottom with cleaning face, and described rag support described rag support when the second place is positioned at described engine body exterior and rotates up predetermined angular; Wind spring, one end of described wind spring is connected to the front end of described rag support, and the other end is connected to the front end of described container cavity; And controller, described controller is connected to control described rag support and switches between primary importance and the described second place with described rag support.

According to dust catcher of the present utility model, by making rag support switch between the first position and the second position, can make the rag on rag support in accommodation section and outside accommodation section between move.When rag support is positioned at the second place, rag support can rotate up predetermined angular, and then rag can be made to raise predetermined angular, thus facilitate user to win or change rag, and then improve the serviceability of dust catcher, meet the user demand of user, also improve the competitiveness of product in market simultaneously.

In an embodiment of the present utility model, the sidewall of described accommodation section is provided with the guide rail extended along the longitudinal direction, and described rag support can be located in described accommodation section movably forward and backward.

Preferably, described guide rail is tooth bar, and described rag support is connected with described tooth bar by gear.

Alternatively, the front end of described rag support has connecting axle, and described connecting axle is connected with one end of described wind spring, is set on described connecting axle described gear being rotatable.

Preferably, described guide rail is also provided with makes described gear along the resistance gauge of the slow movement of described tooth bar by resistance.

Alternatively, described guide rail is slide rail, and described rag support has the pulley slided in described slide rail.

According to embodiments more of the present utility model, dust catcher comprises further: door interlock switch, described rag support is locked at described primary importance by described door interlock switch, described door interlock switch is electrically connected with described controller, transmits to stop described dust catcher work when described door interlock switch is touched to described controller; Touch part, described touch part to be located on described body and to be suitable for touching described door interlock switch and makes described rag support discharge from described primary importance and move to the described second place.

Further, described rag support comprises: support body, and described support body is located in described accommodation section movably; Height adjustment member, described height adjustment member is located on described support body to adjust the height of rag mounted thereto.

According to an embodiment of the present utility model, described support body has opening, described height adjustment member is located in described opening, and described height adjustment member is elastic component, and wherein said rag is wrapped on described height adjustment member.

In an embodiment of the present utility model, described height adjustment member comprises: at least one connecting rod extended in left-right direction; Multiple adjusting pad, described adjusting pad is connected to the bottom of described connecting rod pivotly, and wherein each connecting rod is provided with multiple adjusting pad be spaced apart from each other.

Preferably, each described adjusting pad has multiple groove recessed in its width direction so that hang rag.

In another embodiment of the present utility model, described support body has the groove of multiple up/down perforation, be provided with at least one in each described groove and rotatably establish adjustment block within it.

Alternatively, described adjustment block is formed as rectangle.

Preferably, described adjustment block is rotatable around its center.

In an embodiment of the present utility model, the rear side upper end of described rag support has hook, and described body has the holddown groove corresponding to described hook, and described hook coordinates to be located when described primary importance by described rag support with described holddown groove.

Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.

Accompanying drawing explanation

Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:

Fig. 1 is the structural representation of the dust catcher according to an embodiment of the present utility model, and wherein rag support is positioned at primary importance;

Fig. 2 is the structural representation of the dust catcher in Fig. 1, and wherein rag support is in the state diagram switched to by primary importance in the process of the second place;

Fig. 3 is the structural representation of the dust catcher in Fig. 1, and wherein rag support is positioned at the second place;

Fig. 4 and Fig. 5 is the structural representation of the dust catcher in Fig. 1;

Fig. 6 is the perspective view of the dust catcher according to an embodiment of the present utility model, and wherein rag support is positioned at the second place;

Fig. 7 is the perspective view of the rag support in Fig. 6;

Fig. 8 and Fig. 9 is the structural representation of the rag support of dust catcher according to an embodiment of the present utility model;

Figure 10-Figure 12 is the structural representation of the rag support of dust catcher according to another embodiment of the present utility model.

Reference numeral:

Body 1; Accommodation section 10; Guide rail 11; Holddown groove 12;

Rag support 2; Connecting axle 20; Support body 21; Opening 210; Groove 211;

Height adjustment member 22; Adjusting pad 222; Groove 2221; Adjustment block 23;

Gear 32; ; Wind spring 42; Door interlock switch 6;

Hook 7; Rag 8; Controller 9.

Detailed description of the invention

Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.

In description of the present utility model, it will be appreciated that, term " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.

In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.

Below with reference to Fig. 1-Figure 12, the dust catcher according to the utility model embodiment is described.

As shown in Fig. 1-Figure 12, according to the dust catcher of the utility model embodiment, comprising: body 1, rag support 2, wind spring 42 and controller 9.

Specifically, rag support 2 is suitable for installing rag 8, and rag support 2 is located on body 1 between the first position and the second position movably.That is, rag 8 is arranged on rag support 2, and rag support 2 is arranged on body 1, and rag support 2 can switch between the first position and the second position.As shown in Figure 1-Figure 3, the bottom of body 1 has accommodation section 10, and when rag support 2 is positioned at primary importance, rag support 2 is contained in accommodation section 10, and rag 8 is positioned at the bottom of body 1 for cleaning face, such as, be ground; When rag support 2 is positioned at the second place, rag support 2 is positioned at the outside of accommodation section 10, rag 8 on rag support 2 is the exposed outside at body 1 also, rag support 2 can rotate up predetermined angular, thus, rag support 2 can be made to drive rag 8 to raise predetermined angular, and then facilitate user to win or change rag 8.

Such as, as shown in Figure 1, rag support 2 is positioned at primary importance, and the rag 8 on rag support 2 is positioned at the bottom of body 1, to clean working face; As shown in Figures 2 and 3, after dust catcher work a period of time, need to change rag 8, now can utilize external force that rag support 2 is moved along the direction shown in arrow a in Fig. 2, and then make rag support 2 be positioned at outside accommodation section 10, namely rag support 2 switches to the second place by primary importance; As shown in Figure 3, when rag support 2 is positioned at the second place, rag support 2 can rotate up along the direction shown in arrow b in Fig. 3, and the rag 8 on rag support 2 can be made thus to raise predetermined angular, and then facilitates user to win or to change rag 8.

As shown in Figure 1-Figure 3, one end of wind spring 42 is connected on the front end of described rag support 2, and the other end is connected to the front end of accommodation section 10.When rag support 2 is positioned at primary importance, wind spring 42 is in contraction state, and rag support 2 is positioned at accommodation section 10; When rag support 2 switches in the process of the second place by primary importance, wind spring 42 is stretched gradually; When rag support 2 is positioned at the second place, rag support 2 is positioned at outside accommodation section 10, and wind spring 42 is in the state be stretched, and wind spring 42 has and makes rag support 2 switch to the trend of primary importance by the second place.Rag support 2 is switching in the process of primary importance by the second place, rag support 2 can be made successfully to switch to primary importance by the second place by the elastic force of wind spring 42.

Controller 9 is connected to control rag support 2 and switches between the first position and the second position with rag support 2.Thus, user-friendly.Such as, when controller 9 launch rag support 2 of sening as an envoy to be switched to the signal of the second place by primary importance time, controller 9 can control rag support 2 and switch to the second place by primary importance; When user completes the operation changing rag 8, rag support 2 switches to primary importance by the second place under the effect of wind spring 42.Controller 9 can also limit the displacement of rag support 2, exceeds maximum moving range to avoid rag support 2.

The process changing rag 8 according to the dust catcher of the utility model embodiment is described in detail referring to Fig. 1-Figure 12.Wherein, as shown in Figure 1, dust catcher is in original state, and namely rag 8 to be arranged on rag support 2 and to be positioned at the bottom of body 1, and rag support 2 is positioned at primary importance.

As Figure 1-Figure 2, rag support 2 of sening as an envoy to is switched to second place signal by primary importance launched by controller 9, and controller 9 controls rag support 2 and moves along the direction shown in arrow a in Fig. 2, makes rag support 2 switch to the second place;

As shown in Figure 3, after rag support 2 switches to the second place, rag support 2 is made to rotate up predetermined angular along the direction shown in arrow b in Fig. 3, to raise rag support 2.Now, rag 8 is also elevated along with rag support 2, and user can change the rag 8 on rag support 2.It should be noted that, after rag support 2 is elevated, user can be facilitated to change rag 8.

After rag 8 has been changed, recycling controller 9 has controlled rag support 2 and has moved along the opposite direction shown in arrow a in Fig. 2, and rag support 2 can be made thus to switch to primary importance by the second place.

In correlation technique, in the use procedure of dust catcher, when user needs win or change rag, because rag is located at organism bottom, user needs rag just can be taken out by the bottom-up of dust catcher, makes troubles to thus the use of user, reduces the satisfaction of user.

According to the dust catcher of the utility model embodiment, by making rag support 2 switch between the first position and the second position, can make the rag 8 on rag support 2 in accommodation section 10 and accommodation section 10 outer between move.When rag support 2 is positioned at the second place, rag support 2 can rotate up predetermined angular, and then rag 8 can be made to raise predetermined angular, thus facilitate user to win or change rag 8, and then improve the serviceability of dust catcher, meet the user demand of user, also improve the competitiveness of product in market simultaneously.

As shown in Fig. 2-Fig. 3, according to an embodiment of the present utility model, the sidewall of accommodation section 10 is provided with along the longitudinal direction the guide rail 11 that (fore-and-aft direction as shown in Fig. 2-Fig. 3) extends, and rag support 2 can be located in accommodation section 10 movably forward and backward.Thus, guide rail 11 can limit the movement locus of rag support 2, and rag support 2 can switch between the first position and the second position along fixing movement locus, and then improves the stability of product, improves the serviceability of product.

Alternatively, in example as Figure 2-Figure 5, guide rail 11 can be tooth bar, and rag support 2 is connected with tooth bar by gear 32.Thus, utilize the engagement of gear 32 and tooth bar, the movement locus of rag support 2 can be limited, and then improve the kinetic stability of rag support 2, and then improve the stability that rag support 2 switches between the first position and the second position, thus improve the stability of dust catcher.

Further, as shown in Figure 2, the front end of rag support 2 has connecting axle 20, and gear 32 is set on connecting axle 20 rotationally.Here " front end " refers to, near the one end in front (front as shown in Figure 2) on rag support 2.When gear 32 rolls on tooth bar, gear 32 both relative to racks turn, can move relative to tooth bar again in the longitudinal direction, and gear only relatively rotates relative to rag support 2, and rag support 2 only has relative movement relative to tooth bar.Thus, gear 32 can be transferred the motion on rag support 2 by connecting axle 20, and then makes rag support 2 upper mobile at fore-and-aft direction (fore-and-aft direction as shown in Figure 2).

Be understandable that, the structure of guide rail 11 is not limited to this, and such as, in another example of the present utility model, guide rail 11 can also be slide rail, rag support 2 has the pulley (scheming not shown) slided in slide rail.When pulley slides on slide rail, pulley can drive rag support 2 to slide on slide rail, and then defines the movement locus of rag support 2, thus, improve the stability that rag support 2 switches between the first position and the second position, thus improve the stability of dust catcher.

In order to prevent the excessive velocities of gear 32 movement on guide rail 11, guide rail 11 being also provided with and making gear 32 along the resistance gauge (scheming not shown) of the slow movement of tooth bar 31 by resistance.Under the effect of resistance gauge, gear 32 can slowly movement on guide rail 11, and namely rag support 2 can slowly switch between the first position and the second position.Thus, effectively can prevent from making because rag support 2 translational speed is too fast rag support 2 collide with the miscellaneous part on body 1, and then improve the serviceability of cleaning equipment.

In order to promote the serviceability of dust catcher further, as shown in Fig. 1-Fig. 3 and Fig. 6, according to an embodiment of the present utility model, dust catcher comprises further: door interlock switch 6 and touch part (scheming not shown).Particularly, rag support 2 is locked at primary importance by door interlock switch 6, and door interlock switch 6 is electrically connected with controller 9, can transmit to stop dust catcher work to controller 9 when door interlock switch 6 is touched.Such as, when dust catcher is at cleaning table top, rag support 2 is locked at primary importance by door interlock switch 6, can effectively prevent rag support 2 from unexpectedly departing from primary importance, simultaneously when door interlock switch 6 is touched, controller 9 controls dust catcher and quits work, and which thereby enhances the job stability of dust catcher.Touch part to be located on body 1 and to be suitable for touching door interlock switch 6 and rag support 2 is discharged from primary importance.Such as, touch part can be button touch part, and user can, by pressing touch switch to touch door interlock switch 6, make rag support 2 discharge from primary importance.Thus, user-friendly.

In addition, in the such as example shown in Fig. 1-Fig. 2 and Fig. 6, the rear side upper end of rag support 2 has hook 7, body 1 has the holddown groove 12 corresponding to hook 7, and hook 7 coordinates to be located when primary importance by rag support 2 with holddown groove 12.Thus, when rag support 2 is when switching to primary importance by the second place, rag support 2 can be positioned on body 1 with coordinating of holddown groove 12 by hook 7 exactly, and then improve the positioning precision of rag support 2, also efficiently avoid rag support 2 to shake in accommodation section 10 simultaneously, and then improve the stability of dust catcher.

Further, as shown in Figure 7, rag support 2 can comprise: support body 21 and height adjustment member 22.Wherein, support body 21 is located in accommodation section 10 movably, and height adjustment member 22 is located on support body 21 to adjust the height of rag 8 mounted thereto.That is, height adjusting part 22 may be used for regulating the distance between rag 8 and working face, user can according to the situation of working face, regulate the distance between rag 8 and working face, the instructions for use of the rag 8 of different-thickness can also be met, such as simultaneously, when very thin hygenic towelette is wrapped on height adjustment member 22, by regulating the distance between height adjusting part 22 and ground, hygenic towelette and ground equally also can be made to fit, make dust catcher complete cleaning.Thus, expand the scope of application of dust catcher, also improve the practicality of dust catcher simultaneously.

Further, as shown in Figure 7, support body 21 has opening 210, height adjustment member 22 is located in opening 210, and rag 8 is wrapped on height adjustment member 22.Thus, be convenient to user rag 8 is wrapped on height adjusting part 22.Alternatively, height adjustment member 22 can be elastic component.Such as, when working face is irregular working face (such as rough working face), having flexible height adjusting part 22 can according to the concrete condition generation elastic deformation of working face, to adapt to irregular working face.Thus, expand the scope of application of dust catcher, improve the serviceability of dust catcher.

In example as shown in figs. 7 to 9, height adjustment member 22 comprises: at least one connecting rod 221 and multiple adjusting pad 222.Wherein, connecting rod 221 extends (left and right directions as shown in Figure 7) in left-right direction, and adjusting pad 222 is connected to the bottom of connecting rod 221 pivotly, and wherein each connecting rod 221 is provided with multiple adjusting pad 222 be spaced apart from each other.Thus, be convenient to adjustment kit and be rolled in distance between rag 8 on height adjusting part 22 and working face.Such as, in example as shown in Figure 8, adjusting pad 222 is rotated, the distance bottom and between working face of adjustable adjusting pad 222 along the direction shown in arrow d, because rag 8 is wrapped on height adjustment member 22, and then the distance between adjustable rag 8 and working face.

As shown in Figure 8 and Figure 9, according to an embodiment of the present utility model, each adjusting pad 222 has multiple groove 2221 recessed in its width direction so that hang rag 8.It should be noted that, " width " here refers to, in example as shown in Figure 10, and the length gone up along the longitudinal direction of adjusting pad 222.Adjusting pad 222 arranges groove 2221, adjusting pad 222 can be made to have certain elasticity, and then make dust catcher be applicable to different working faces.In addition, groove 2221 can also alleviate the quality of rag support 2, saves and produces materials, and then alleviate the quality of cleaning device, reduces production cost.Such as, in example as shown in Figure 10, each adjusting pad 222 has two grooves, 2221, two grooves 2221 to be recessed into by (fore-and-aft direction as shown in Figure 10) before backward, and (above-below direction as shown in Figure 10) arrangement along the vertical direction of these two grooves 2221.

It should be noted that, height regulative mode between rag 8 and working face is not limited to this, such as, in example as shown in figs. 10-12, support body 21 has the groove 211 of multiple up/down perforation, be provided with at least one in each groove 211 and rotatably establish adjustment block 23 within it.Be understandable that, when adjustment block 23 rotates in groove 211, the relative distance between adjustment block 23 and working face changes, and then the distance between tunable integer rag 8 and working face.Such as, as shown in Figure 11-Figure 12, adjustment block 23 can rotate along the direction shown in arrow e in Figure 12, and the distance between the two ends of adjustment block 23 and working face constantly changes.Thus, the distance be wrapped between rag 8 on rag support 2 and working face also constantly changes.Thus, the distance be wrapped between rag 8 on rag support 2 and working face also constantly changes.

As shown in Figure 10-Figure 12, in an example of the present utility model, adjustment block 23 can be formed as rectangle.Thus, the structure of rag support 2 can be made compacter, reasonable.Further, adjustment block 23 is rotatable around its center.

The process according to the replacing rag 8 of the dust catcher of an embodiment of the present utility model is described in detail referring to Fig. 1-Figure 12.Wherein, as shown in Figure 1, dust catcher is in original state, and namely rag support 2 is positioned at primary importance.Now, rag 8 to be arranged on rag support 2 and to be positioned at the bottom of body 1, and the hook 7 of rag support 2 coordinates with the holddown groove 12 on body 1.Meanwhile, rag support is locked at primary importance by door interlock switch 6, and wind spring 42 is in contraction state.

As Figure 1-Figure 2, make touch part touch door interlock switch 6 to make rag support 2 from primary importance release, transmit dust catcher is quit work to controller 9 when door interlock switch 6 is touched;

Controller 9 controls rag support 2 and moves along the direction shown in arrow a in Fig. 2, and gear 32 rolls on tooth bar, and gear 32 drives rag support 2 to move backward along the direction shown in arrow a in Fig. 2 simultaneously.When rag support 2 be positioned at accommodation section 10 outer time, rag support 2 switches to the second place;

As shown in Figure 3, after rag support 2 is switched to the second place, rag support is made to rotate up predetermined angular along the direction shown in arrow b in Fig. 3, to be raised by rag support 2.Now, rag 8 is also elevated along with rag support 2, and user can change the rag 8 on rag support 2.It should be noted that, after rag support 2 is elevated, user can be facilitated to change rag 8;

After rag 8 has been changed, rag support 2 under the effect of wind spring 42 along the opposite direction movement shown in arrow a in Fig. 2 so that rag support 2 is switched to primary importance by the second place;

In the holddown groove 12 that the hook 7 of rag support 2 is engaged on body 1, utilize door interlock switch 6 that rag support 2 is locked at primary importance simultaneously.

In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.

Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents thereof.

Claims (15)

1. a dust catcher, is characterized in that, comprising:

Body, the bottom of described body has accommodation section;

Be suitable for the rag support installing rag, described rag support is located on described body between the first position and the second position movably, described rag support is positioned at described accommodation section when primary importance and described rag is positioned at described organism bottom with cleaning face, and described rag support described rag support when the second place is positioned at described engine body exterior and rotates up predetermined angular;

Wind spring, one end of described wind spring is connected to the front end of described rag support, and the other end is connected to the front end of described container cavity; And

Controller, described controller is connected to control described rag support and switches between primary importance and the described second place with described rag support.

2. dust catcher according to claim 1, is characterized in that, the sidewall of described accommodation section is provided with the guide rail extended along the longitudinal direction, and described rag support can be located in described accommodation section movably forward and backward.

3. dust catcher according to claim 2, is characterized in that, described guide rail is tooth bar, and described rag support is connected with described tooth bar by gear.

4. dust catcher according to claim 3, is characterized in that, the front end of described rag support has connecting axle, and described connecting axle is connected with one end of described wind spring, is set on described connecting axle described gear being rotatable.

5. dust catcher according to claim 3, is characterized in that, described guide rail is also provided with and makes described gear along the resistance gauge of the slow movement of described tooth bar by resistance.

6. dust catcher according to claim 2, is characterized in that, described guide rail is slide rail, and described rag support has the pulley slided in described slide rail.

7. the dust catcher according to any one of claim 1-6, is characterized in that, comprises further:

Door interlock switch, described rag support is locked at described primary importance by described door interlock switch, and described door interlock switch is electrically connected with described controller, transmits to stop described dust catcher work when described door interlock switch is touched to described controller;

Touch part, described touch part to be located on described body and to be suitable for touching described door interlock switch and makes described rag support discharge from described primary importance and move to the described second place.

8. dust catcher according to claim 1, is characterized in that, described rag support comprises:

Support body, described support body is located in described accommodation section movably;

Height adjustment member, described height adjustment member is located on described support body to adjust the height of rag mounted thereto.

9. dust catcher according to claim 8, is characterized in that, described support body has opening, and described height adjustment member is located in described opening, and described height adjustment member is elastic component, and wherein said rag is wrapped on described height adjustment member.

10. dust catcher according to claim 9, is characterized in that, described height adjustment member comprises:

At least one connecting rod extended in left-right direction;

Multiple adjusting pad, described adjusting pad is connected to the bottom of described connecting rod pivotly, and wherein each connecting rod is provided with multiple adjusting pad be spaced apart from each other.

11. dust catchers according to claim 10, is characterized in that, each described adjusting pad have multiple groove recessed in its width direction so that hang rag.

12. dust catchers according to claim 8, is characterized in that, described support body have the groove of multiple up/down perforation, be provided with at least one and rotatably establish adjustment block within it in each described groove.

13. dust catchers according to claim 12, is characterized in that, described adjustment block is formed as rectangle.

14. dust catchers according to claim 13, is characterized in that, described adjustment block is rotatable around its center.

15. dust catchers according to claim 1, it is characterized in that, the rear side upper end of described rag support has hook, and described body has the holddown groove corresponding to described hook, and described hook coordinates to be located when described primary importance by described rag support with described holddown groove.